Douglas County, Illinois

Douglas County, Illinois

A veterans memorial on the east side of the courthouse
Map of Illinois highlighting Douglas County
Location in the U.S. state of Illinois
Map of the United States highlighting Illinois
Illinois's location in the U.S.
Founded 1859
Named for Stephen A. Douglas
Seat Tuscola
Largest city Tuscola
Area
 • Total 417 sq mi (1,080 km2)
 • Land 416 sq mi (1,077 km2)
 • Water 0.6 sq mi (2 km2), 0.1%
Population
 • (2010) 19,980
 • Density 48/sq mi (19/km²)
Congressional district 15th
Time zone Central: UTC-6/-5

Douglas County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 19,980.[1] The county seat is Tuscola.[2]

History

Douglas County was formed in 1859 out of Coles County. It was named in honor of Stephen A. Douglas,[3] who was elected to the United States Senate in 1858, following the Lincoln-Douglas Debates.

Geography

The west side of the Douglas County courthouse.

According to the U.S. Census Bureau, the county has a total area of 417 square miles (1,080 km2), of which 417 square miles (1,080 km2) is land and 0.6 square miles (1.6 km2) (0.1%) is water.[4]

Climate and weather

Tuscola, Illinois
Climate chart (explanation)
JFMAMJJASOND
 
 
2.3
 
 
34
18
 
 
2.1
 
 
41
23
 
 
3.1
 
 
53
33
 
 
3.8
 
 
66
42
 
 
4
 
 
76
53
 
 
4.2
 
 
85
62
 
 
4.6
 
 
88
66
 
 
3.7
 
 
86
64
 
 
3.1
 
 
80
56
 
 
2.9
 
 
68
45
 
 
3.7
 
 
52
35
 
 
3.1
 
 
39
24
Average max. and min. temperatures in °F
Precipitation totals in inches
Source: The Weather Channel[5]

In recent years, average temperatures in the county seat of Tuscola have ranged from a low of 18 °F (−8 °C) in January to a high of 88 °F (31 °C) in July, although a record low of −26 °F (−32 °C) was recorded in December 1989 and a record high of 113 °F (45 °C) was recorded in July 1954. Average monthly precipitation ranged from 2.12 inches (54 mm) in February to 4.64 inches (118 mm) in July.[5]

Adjacent counties

Major highways

Demographics

2000 census age pyramid for Douglas County
Historical population
Census Pop. %±
18607,140—
187013,48488.9%
188015,85317.6%
189017,66911.5%
190019,0978.1%
191019,5912.6%
192019,6040.1%
193017,914−8.6%
194017,590−1.8%
195016,706−5.0%
196019,24315.2%
197018,997−1.3%
198019,7744.1%
199019,464−1.6%
200019,9222.4%
201019,9800.3%
Est. 201519,823[6]−0.8%
U.S. Decennial Census[7]
1790-1960[8] 1900-1990[9]
1990-2000[10] 2010-2014[1]

As of the 2010 United States Census, there were 19,980 people, 7,720 households, and 5,377 families residing in the county.[11] The population density was 48.0 inhabitants per square mile (18.5/km2). There were 8,390 housing units at an average density of 20.1 per square mile (7.8/km2).[4] The racial makeup of the county was 95.7% white, 0.4% Asian, 0.3% black or African American, 0.2% American Indian, 2.3% from other races, and 1.2% from two or more races. Those of Hispanic or Latino origin made up 6.1% of the population.[11] In terms of ancestry, 29.6% were German, 12.6% were American, 12.1% were English, and 10.7% were Irish.[12]

Of the 7,720 households, 32.6% had children under the age of 18 living with them, 57.0% were married couples living together, 8.5% had a female householder with no husband present, 30.3% were non-families, and 26.1% of all households were made up of individuals. The average household size was 2.57 and the average family size was 3.11. The median age was 38.7 years.[11]

The median income for a household in the county was $46,941 and the median income for a family was $60,352. Males had a median income of $41,318 versus $28,731 for females. The per capita income for the county was $21,438. About 7.1% of families and 10.2% of the population were below the poverty line, including 14.0% of those under age 18 and 7.2% of those age 65 or over.[13]

Communities

Map of Douglas County, Illinois

Cities

Villages

Unincorporated communities

Townships

Douglas County is divided into nine townships:

See also

References

  1. 1 2 "State & County QuickFacts". United States Census Bureau. Retrieved July 4, 2014.
  2. ↑ "Find a County". National Association of Counties. Retrieved 2011-06-07.
  3. ↑ Gannett, Henry (1905). The Origin of Certain Place Names in the United States. Govt. Print. Off. p. 108.
  4. 1 2 "Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. Retrieved 2015-07-11.
  5. 1 2 "Monthly Averages for Tuscola, Illinois". The Weather Channel. Retrieved 2011-01-27.
  6. ↑ "County Totals Dataset: Population, Population Change and Estimated Components of Population Change: April 1, 2010 to July 1, 2015". Retrieved July 2, 2016.
  7. ↑ "U.S. Decennial Census". United States Census Bureau. Retrieved July 4, 2014.
  8. ↑ "Historical Census Browser". University of Virginia Library. Retrieved July 4, 2014.
  9. ↑ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 4, 2014.
  10. ↑ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Retrieved July 4, 2014.
  11. 1 2 3 "DP-1 Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". United States Census Bureau. Retrieved 2015-07-11.
  12. ↑ "DP02 SELECTED SOCIAL CHARACTERISTICS IN THE UNITED STATES – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Retrieved 2015-07-11.
  13. ↑ "DP03 SELECTED ECONOMIC CHARACTERISTICS – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Retrieved 2015-07-11.
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Coordinates: 39°46′N 88°13′W / 39.77°N 88.22°W / 39.77; -88.22

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